production-openbsd/scripts/install.sh

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#!/bin/sh
# install.sh — runs on the edge box (called by provision.sh)
#
# Copies repo's etc/* into /etc/, validates configs, restarts services.
# Idempotent: re-running just refreshes configs.
set -eu
cd "$(dirname "$0")/.."
REPO_DIR="$(pwd)"
echo "[install] running from $REPO_DIR"
# === Backup existing configs once ===
BACKUP_DIR=/var/backups/production-openbsd-pre-install
if [ ! -d "$BACKUP_DIR" ]; then
echo "[install] backing up current configs to $BACKUP_DIR"
mkdir -p "$BACKUP_DIR"
for f in /etc/pf.conf /etc/relayd.conf /etc/acme-client.conf /var/unbound/etc/unbound.conf /etc/ssh/sshd_config /etc/doas.conf; do
[ -f "$f" ] && cp "$f" "$BACKUP_DIR/" || true
done
fi
# === Copy configs ===
echo "[install] installing configs"
install -m 600 "$REPO_DIR/etc/pf.conf" /etc/pf.conf
install -m 600 "$REPO_DIR/etc/relayd.conf" /etc/relayd.conf
install -m 600 "$REPO_DIR/etc/acme-client.conf" /etc/acme-client.conf
install -m 644 "$REPO_DIR/etc/unbound.conf" /var/unbound/etc/unbound.conf
install -m 600 "$REPO_DIR/etc/sshd_config" /etc/ssh/sshd_config
install -m 600 "$REPO_DIR/etc/doas.conf" /etc/doas.conf
# WG: only copy if /etc/hostname.wg0 doesn't already exist
if [ ! -f /etc/hostname.wg0 ]; then
echo "[install] WARN: /etc/hostname.wg0 not present"
echo "[install] Copy etc/hostname.wg0.example, generate keys, paste nullstone pubkey"
echo "[install] See its header for steps. Skipping wg0 enable for now."
fi
# === Validate configs ===
echo "[install] validating configs"
pfctl -nf /etc/pf.conf
relayd -nf /etc/relayd.conf
unbound-checkconf /var/unbound/etc/unbound.conf
# === Enable services ===
echo "[install] enabling services"
rcctl enable pf relayd acme-client unbound sshd
[ -f /etc/hostname.wg0 ] && rcctl set wg flags || true
# === Reload services ===
echo "[install] reloading services"
rcctl reload pf || pfctl -f /etc/pf.conf
rcctl restart relayd
rcctl restart unbound
rcctl restart sshd
# === Cron for acme-client renewal (weekly) ===
CRON_FILE=/var/cron/tabs/root
if ! grep -q '/usr/local/sbin/cert-renew-check.sh' "$CRON_FILE" 2>/dev/null; then
echo "[install] adding weekly cert-renew cron"
install -m 755 "$REPO_DIR/scripts/cert-renew-check.sh" /usr/local/sbin/
( crontab -l 2>/dev/null; echo '15 3 * * 0 /usr/local/sbin/cert-renew-check.sh' ) | crontab -
fi
echo "[install] DONE"
echo "[install] verify:"
echo " pfctl -sr | head"
echo " rcctl ls on"
echo " acme-client -v s8n.ru # request first cert (DNS-01 manual for now)"